1900111389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{453379}}^1$

素因数の和:453520

約数の個数: 16

約数和(自身を含む): 2785566720

約数和(自身を除く): 885455331

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 453379, 1360137, 4987169, 14961507, 57579133, 172737399, 633370463, 1900111389]

約数ペア:

[(1, 1900111389), (3, 633370463), (11, 172737399), (33, 57579133), (127, 14961507), (381, 4987169), (1397, 1360137), (4191, 453379)]